Finding the Fourth Proportional to 9,768.96, 14,645.22 and 3,191.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,768.96 : 14,645.22 = 3,191.56 : x
2. Step 2: Convert to fraction form
   9,768.96/14,645.22 = 3,191.56/x
3. Step 3: Cross multiply
   9,768.96x = 14,645.22 × 3,191.56
4. Step 4: Simplify right side
   9,768.96x = 46,741,098.34
5. Step 5: Solve for x
   x = 46,741,098.34/9,768.96
6. Step 6: Final answer
   x = 4,784.65